Brick Curved 2 x 1 with Inverted Cutout

78666

Bricks Curved

Appears in 366 official sets

Catalog rarity

Common

Used in 366 official sets — a staple element in many builds. Available in 26 catalog colors.

Based on official set inventories in our catalog — not market price or production volume.

Best sets to source this part

Smallest official sets that include this element — useful when you only need one piece, not the whole theme.

Brick Curved 2 x 1 with Inverted Cutout (part 78666) is a Bricks Curved used in 366 official LEGO sets. Scan or search to authenticate loose parts and check market value. Open the parent-set list to see which themes and years used this mold — essential when a common shape appears in a rare color or print.

→ Category: Bricks Curved
→ Appears in 366 official sets
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Market value

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Color variants

White Dark Red Reddish Brown Red Black Bright Light Yellow Bright Light Blue Tan Bright Light Orange Light Bluish Gray Green Bright Green Yellow Sand Green Dark Turquoise Orange Light Aqua Dark Orange Dark Blue Medium Nougat Dark Bluish Gray Blue Coral Medium Azure

Sets containing this part

467 sets · page 2 of 20